CVE-2025-54983 CVSS 5.2 MEDIUM

CVE-2025-54983

Published: 2025-11-12 04:15:42

Last Modified: 2026-04-15 00:35:42

Description

A health check port on Zscaler Client Connector on Windows, versions 4.6 < 4.6.0.216 and 4.7 < 4.7.0.47, which under specific circumstances was not released after use, allowed traffic to potentially bypass ZCC forwarding controls.

CVSS Details

CVSS Score

5.2

Severity

MEDIUM

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N

Configurations (Affected Products)

No configuration data available.

4.6 < 4.6.0.216

4.7 < 4.7.0.47

PoC / Exploit Code

⚠ For Security Research Only

The following code is for security research and authorized testing only.

python

本地端口扫描工具 + 端口重用测试脚本

References

[1] CVE.org https://www.cve.org/CVERecord?id=CVE-2025-54983
[2] NVD NIST https://nvd.nist.gov/vuln/detail/CVE-2025-54983
[3] CVE Details https://www.cvedetails.com/cve/CVE-2025-54983/
[4] VulDB https://vuldb.com/cve/CVE-2025-54983
[5] https://help.zscaler.com/zscaler-client-connector/client-connector-app-release-summary-2025

Raw JSON Data

JSON

{"cve": {"id": "CVE-2025-54983", "sourceIdentifier": "[email protected]", "published": "2025-11-12T04:15:41.987", "lastModified": "2026-04-15T00:35:42.020", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "A health check port on Zscaler Client Connector on Windows, versions 4.6 < 4.6.0.216 and 4.7 < 4.7.0.47, which under specific circumstances was not released after use, allowed traffic to potentially bypass ZCC forwarding controls."}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N", "baseScore": 5.2, "baseSeverity": "MEDIUM", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "CHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "NONE"}, "exploitabilityScore": 2.0, "impactScore": 2.7}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-772"}]}], "references": [{"url": "https://help.zscaler.com/zscaler-client-connector/client-connector-app-release-summary-2025", "source": "[email protected]"}]}}